Add dev summit notes for 2017 & 2018

Signed-off-by: Richard Hartmann <richih@richih.org>

Add TLS&auth and subqueries to roadmap

Signed-off-by: Julius Volz <julius.volz@gmail.com>

Signed-off-by: Julius Volz <julius.volz@gmail.com>

Signed-off-by: Richard Hartmann <richih@richih.org>

Signed-off-by: Julius Volz <julius.volz@gmail.com>

Signed-off-by: Richard Hartmann <richih@richih.org>

Signed-off-by: Richard Hartmann <richih@richih.org>

Signed-off-by: Richard Hartmann <richih@richih.org>

Signed-off-by: Richard Hartmann <richih@richih.org>

Signed-off-by: Denis Defreyne <denis.defreyne@stoneship.org>

Remove Conor Broderick

As per CAMUFFJNFUM-bnBuehsxhxgAZwyMG7i4E8rz30POAdu2pZFy1sg@mail.gmail.com , @Conorbro requested to be removed from Prometheus team.
Signed-off-by: Richard Hartmann <richih@richih.org>

* Make sure to mention that colons are reserved in the data model.
* Cleanup wording to explain what "users" means.
Signed-off-by: Ben Kochie <superq@gmail.com>

Signed-off-by: Johannes 'fish' Ziemke <github@freigeist.org>

Most of the Prometheus docs are excellent! However, I found the `inhibit_rule` description confusing. This is my attempt to simplify the language. 50% of this pull request is me verifying that I understand how the `inhibit_rule`s work.
Signed-off-by: Frederick <fmoor@users.noreply.github.com>

The OTC CloudEye exporter exposes metrics from Open Telekom Cloud using the CloudEye API
Signed-off-by: tiagoReichert <tiago_reichert@hotmail.com.br>

[WIP] Graduation blog post stub

Signed-off-by: Richard Hartmann <richih@richih.org>

Signed-off-by: Richard Hartmann <richih@richih.org>

Signed-off-by: vegasbrianc <brian.christner@gmail.com>

Signed-off-by: Richard Hartmann <richih@richih.org>

Add PromCon live streaming and Twitter to news banner

Signed-off-by: Julius Volz <julius.volz@gmail.com>

Signed-off-by: Julius Volz <julius.volz@gmail.com>

instrumenting: add process_virtual_memory_max_bytes

Signed-off-by: Simon Pasquier <spasquie@redhat.com>

Signed-off-by: Rob Skillington <r@uber.com>

Signed-off-by: lucperkins <lucperkins@gmail.com>

* Add new Go application guide
Signed-off-by: lucperkins <lucperkins@gmail.com>

* Address @brian-brazil comments
Signed-off-by: lucperkins <lucperkins@gmail.com>

* Move var() block next to init() function
Signed-off-by: lucperkins <lucperkins@gmail.com>

* Use promauto for example gauge
Signed-off-by: lucperkins <lucperkins@gmail.com>

* Switch example from gauge to counter
Signed-off-by: lucperkins <lucperkins@gmail.com>

* Fix Go code example indentation issue
Signed-off-by: lucperkins <lucperkins@gmail.com>

* Update counter name and description
Signed-off-by: lucperkins <lucperkins@gmail.com>

* Add 'See also' section for other Go libraries
Signed-off-by: lucperkins <lucperkins@gmail.com>

* Fix variable and function names
Signed-off-by: lucperkins <lucperkins@gmail.com>

The regex was only stripping double quotes, it
should also support singles.
Signed-off-by: stuart nelson <stuartnelson3@gmail.com>

Signed-off-by: lucperkins <lucperkins@gmail.com>

Relevant MidoNet commit:
https://github.com/midonet/midonet/commit/4aec3b372b54a6cf0e46e17bcb60fa4300407bb6Signed-off-by: YAMAMOTO Takashi <yamamoto@midokura.com>

Signed-off-by: Fred Moyer <fred@redhotpenguin.com>

Signed-off-by: PJ Hampton <pjhampton@protonmail.com>

ScyllaDB supports a built-in exporter on port 9180 since release 1.4.
Signed-off-by: Avi Kivity <avi@scylladb.com>

cAdvisor + Docker Compose guide
Signed-off-by: lucperkins <lucperkins@gmail.com>

* Fix spelling error and add scrape_interval to example config
Signed-off-by: lucperkins <lucperkins@gmail.com>

* Remove note block
Signed-off-by: lucperkins <lucperkins@gmail.com>

* Add new example expressions
Signed-off-by: lucperkins <lucperkins@gmail.com>

* Add new metrics to the table
Signed-off-by: lucperkins <lucperkins@gmail.com>

Add missing note regarding requiring DCO

Disclaimer: I am currently employed by Weaveworks.
Signed-off-by: Brice Fernandes <brice@weave.works>